US Bridges

FM 1405 over H L & P Canal

Fair

Chambers County, Texas · 2.0 MI S of FM 565 · Structure no. 200360102402013

Built
1977
48 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
341 ft
13 main spans
Daily traffic
8,418
2022 count
Owner
State
State Highway Agency

About this bridge

FM 1405 over H L & P Canal is a concrete slab carrying FM 1405 over H L & P Canal in Chambers County, Texas. It was built in 1977, so it is 48 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,418 vehicles a day, roughly 41% of them trucks, projected to reach 7,830 by 2033. The structure is 341 ft (103.9 m) long and 50 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFM 1405
CrossesH L & P Canal
Location2.0 MI S of FM 565
RouteState Highway 1405
StateTexas
Coordinates29.74948, -94.89909
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length341 ft (103.9 m)
Longest span26 ft (7.9 m)
Deck width50 ft (15.3 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,418 (2022)
Projected traffic7,830 by 2033
Trucks41%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 1405 over H L & P Canal built?

It was built in 1977, making it 48 years old in 2025.

What condition is FM 1405 over H L & P Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does FM 1405 over H L & P Canal carry?

About 8,418 vehicles per day (2022 count), of which roughly 41% are trucks.

How long is FM 1405 over H L & P Canal?

The structure is 341 ft (103.9 m) long with a longest span of 26 ft (7.9 m) and a deck 50 ft wide.

Who owns FM 1405 over H L & P Canal?

It is owned by the State Highway Agency.